332 225 941 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	4305000
B2 =	4305000

Status	Date	User	Residue	Shift	Software
Unverified	2020-05-29	workerthread	0651CD9EDD4E04__	242474664	Windows 64-bit,Prime95,v29.5,(aka Wh4)

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-20	Mark Rose	NF	no factor TF: 80-81
2023-02-20	Mark Rose	NF	no factor TF: 79-80
2023-02-20	Mark Rose	NF	no factor TF: 78-79
2020-05-29	workerthread	C-LL	0651CD9EDD4E04__
2019-03-26	Flip Jand	NF-PM1	B1=4305000
2016-04-17	el grocco	NF	no factor TF: 77-78
2010-08-06	amphoria	NF	no factor TF: 76-77
2010-08-06	amphoria	NF	no factor TF: 75-76
2010-08-06	amphoria	NF	no factor TF: 74-75
2010-08-06	amphoria	NF	no factor TF: 73-74
2010-08-06	amphoria	NF	no factor TF: 72-73
2010-02-12	Team_Inspector	NF	no factor TF: 71-72
2009-09-10	Team_Inspector	NF	no factor TF: 70-71
2009-09-09	Team_Inspector	NF	no factor TF: 69-70
2008-12-27	Team_Inspector	NF	no factor TF: 68-69